Orthodontic appliances

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Orthodontic appliances

  1. 1. OrthodonticOrthodonticappliancesappliancesMahmoud Saleh Mahmoud Fayed
  2. 2. Presented By:Mahmoud Saleh FayedMahmoud Saleh Mahmoud Fayed
  3. 3. • Any Answer of the following questions shouldinclude the classification of the appliance andthe answer of the question.Mahmoud Saleh Mahmoud Fayed
  4. 4. Types of appliances according to thefunction:Mahmoud Saleh Mahmoud Fayed
  5. 5. Types of appliancesMahmoud Saleh Mahmoud Fayed
  6. 6. Advantages of Removableappliance1. Small in size.2. Simple design.3. Light in weight.4. Easy to clean.5. Low cost.6. More esthetic.7. No need for special equipment.Mahmoud Saleh Mahmoud Fayed
  7. 7. disadvantages of Removableappliance1. Not effective with uncooperative patient.2. Treat the minor cases of malocclusion.3. Allow the simple movements.Mahmoud Saleh Mahmoud Fayed
  8. 8. Advantages of Fixedappliance1. Don’t need to Patient cooperation.2. Use to treat the complicated cases ofmalocclusion.3. Allow greater range of movement more thanthe removable appliance.Mahmoud Saleh Mahmoud Fayed
  9. 9. Disadvantages of Fixedappliance1. More expansive than Removable appliance.2. Allow accumulation of food around theappliance.3. Less esthetic.4. Need for special equipment.5. More complicated.6. Difficult to clean.Mahmoud Saleh Mahmoud Fayed
  10. 10. The retentive components of anyRemovable appliance :1. Adam’s Clasp.2. Acrylic Resin framework.3. Labial Arch. they serve in retaining theappliance in the patient mouth.Mahmoud Saleh Mahmoud Fayed
  11. 11. Removable appliancesTreatmentapplianceAdam’s ClaspLabial ArchPalatal SpringAcrylic Resinframework Posterior Bite PlaneMahmoud Saleh Mahmoud Fayed
  12. 12. Identify the appliance and mention itscomponents and function.Name : Removable appliances with palatal spring.Function: treatment of lateral incisor cross bite.Classification: Active Removable Treatmentappliance.Components:1. Adam’s Clasp : use to retention2. Palatal Spring : active component.3. Acrylic Resin framework : use to retention4. Labial Arch : use to retention5. Posterior Bite Plane : use to separate the teeth from occlusion toallow the movement of the lateral incisor and we use it asMahmoud Saleh Mahmoud Fayed
  13. 13. Mahmoud Saleh Mahmoud Fayed
  14. 14. • Name: Adam’s Clasp .• Function: serve in retaining the appliance inthe patient mouth.• It is only located on the Molars and premolars.Identify the appliance and its function.Mahmoud Saleh Mahmoud Fayed
  15. 15. Mahmoud Saleh Mahmoud Fayed
  16. 16. Identify the appliance and mention itscomponents and function.• Name: Removable Retainer.• Function: retaining the teeth in its position.• Classification: Passive removable Retainer.• Component: Adam’s Clasp & Labial Arch (loop).N.B ; Adam’s Clasp: It is only located on theMolars and premolars. While the Labial Arch onthe anterior teeth.Mahmoud Saleh Mahmoud Fayed
  17. 17. Mahmoud Saleh Mahmoud Fayed
  18. 18. Q1: Identify the appliance and mention its componentsand function.Q2: mention the type of malocclusion that treated by thisappliance.• Name: Tongue Guard.• Classification: removable treatment appliance.• Components:1. Adam’s Clasp.2. Acrylic Resin framework.3. Labial Arch.4. Loops >>> the active component• Function: it use to prevent the thumb sucking and tonguethrusting in YoungYoung Patient.Mahmoud Saleh Mahmoud Fayed
  19. 19. Type of malocclusion:1. Anterior Open bite.2. Posterior cross bite.3. Posterior collapse of maxilla.4. Flaring of the upper incisors.5. Retroclination of lower incisors.6. High palatal vault.7. Narrow V-shaped Palate.Mahmoud Saleh Mahmoud Fayed
  20. 20. Mahmoud Saleh Mahmoud Fayed
  21. 21. • Name: Bilateral Expansion screw,• Function: use to push the posterior teeth awayfrom each others to treat the collapsed Maxilla(posterior cross bilateral).• Component:1. Adam’s Clasp. “ Passive or retentive component”2. Acrylic Resin framework. “ Passive or retentive component”3. Labial Arch. “ Passive or retentive component”4. Expansion screw. “active component”• Advantages1. Small in size.2. Simple design.3. Light in weight.4. Easy to clean.Mahmoud Saleh Mahmoud Fayed
  22. 22. 5. Low cost.6. More esthetic.7. No need for special equipment. Disadvantages:1. Not effective with uncooperative patient.2. Treat the minor cases of malocclusion.3. Allow the simple movements. Classification: Active Removable TreatmentApplianceMahmoud Saleh Mahmoud Fayed
  23. 23. Mahmoud Saleh Mahmoud Fayed
  24. 24. Name: Tongue Guard with bilateralExpansion screw• Classification: Active Removable treatmentAppliance.• Component:Component: Retentive component:1. Adam’s Clasp.2. Acrylic Resin framework.3. Labial Arch. Active components:1. Loops.2. Expansion screw.Mahmoud Saleh Mahmoud Fayed
  25. 25. • Function: Treatment of malocclusion Related to patient withThumb sucking or tongue thrusting which includeinclude:1. Anterior Open bite.2. Posterior cross bite.3. Posterior collapse of maxilla.4. Flaring of the upper incisors.5. Retroclination of lower incisors.6. High palatal vault.7. Narrow V-shaped Palate.Mahmoud Saleh Mahmoud Fayed
  26. 26. Lower acrylicLower acrylic capPosterior Acrylic Plate.Mahmoud Saleh Mahmoud Fayed
  27. 27. Name: Mono-Block• Classification:Classification: Lower Removable functionalTreatment Appliance.• Function:Function: It use for treatment of Skeletal Class IIdue to mandibular deficiency ( SNB ).• Mode of Action:Mode of Action: Forward Positioning of themandible which will stretch the muscles andaccelerate the mandibular Growth.• Component:Component:1.Labial Arch.2.Acrylic FrameworkMahmoud Saleh Mahmoud Fayed
  28. 28. 3. Lower acrylic cap: it is the component that isresponsible for Forward Positioning of themandible and it should cover all the labialsurface of the lower anterior teeth to allowproper distribution of the forces on the teethand this prevent the Proclination of Lowerteeth.4. Posterior Acrylic Plate : in case of Deep biteDeep bitethis acrylic Plate should be relieved to allowthe over-eruption of the posterior teeth, whichwill lead to teeth movement elimination ofthe anterior Deep bite.Mahmoud Saleh Mahmoud Fayed
  29. 29. HeadstrapCervical or Occipital strapHookOuter BowInnerBowMahmoud Saleh Mahmoud Fayed
  30. 30. Name:Name: Head Gear• ClassificationClassification: Fixed-Removable Active treatmentAppliance.• Function:Function: It use for treatment of Skeletal Class IIdue to maxillary excess ( SNA ), Anchorage andalso treat the anterior bite (deep or Open).• Types:Types:High pull:High pull: it allows the intrusion and distalizationof upper 1stmolar so it will treat the anteriorOpen bite.Mahmoud Saleh Mahmoud Fayed
  31. 31. low pull:low pull: it allows the extrusion and distalization ofupper 1stmolar so it will treat the anterior deep bite.Straight:Straight: used when there is no Open or deep bite totreat.• Mode of Action:Mode of Action: It restrict the maxillary growthin the Young patients ( Orthopedic) or movethe teeth in Older Patient ( Orthodontic).• Component:Component:1. Head strap (high pull) , Cervical or Occipital strap ( low pull).2. Inner Bow: attached to the orthodontic Band.3. Outer Bow: attached with hook to the head strap and alsoattached to the inner bow.4. Hook.Mahmoud Saleh Mahmoud Fayed
  32. 32. Mahmoud Saleh Mahmoud Fayed
  33. 33. Name :Name : Chin Cup• ClassificationClassification: Removable Active treatmentAppliance.• Function:Function: It is used for treatment of SkeletalClass III due to mandibular excess ( SNB).• Mode of Action:Mode of Action: It restrict the mandibulargrowth in the Young patients (Orthopedic).Mahmoud Saleh Mahmoud Fayed
  34. 34. Mahmoud Saleh Mahmoud Fayed
  35. 35. Name:Name: Face Mask• ClassificationClassification: Removable Active treatmentAppliance.• Function:Function: It use for treatment of Skeletal Class IIIdue to maxillary deficiency ( SNA ).• Mode of Action:Mode of Action: It accelerate the maxillarygrowth in the Young patients (Orthopedic).Mahmoud Saleh Mahmoud Fayed
  36. 36. Fixed appliancesFixed appliancesMahmoud Saleh Mahmoud Fayed
  37. 37. Mahmoud Saleh Mahmoud Fayed
  38. 38. Name:Name: Elastic separators• Classification:Classification: Fixed treatment appliance.• Function:Function: use to create mesial and distal spacesbetween the teeth to allow the proper sitting ofOrthodontic Bands.• Mode of application:Mode of application: the Separators are stretchedand then pushed gently in the proximal spaces,then leave it for one weekone week till the space iscreated , after that is should be removed to avoidits depression within the gingival pocket or to beswallowed by the patient.Mahmoud Saleh Mahmoud Fayed
  39. 39. Special Pre-cautionSpecial Pre-cautionIn case of missing separators , PreiapicalRadiograph should by taken to locate themissing Separator.Mahmoud Saleh Mahmoud Fayed
  40. 40. UL 30 Means : Upper Left Size 30Orthodontic tubes for different sizes of theOrthodontic tubes for different sizes of theorthodontic wiresorthodontic wiresMahmoud Saleh Mahmoud Fayed
  41. 41. Name:Name: Orthodontic Bands• Classification:Classification: Fixed treatment appliance.• N.B:N.B:1.It should be precisely fit with the molar whichcan be tested by slight resistance on removal.2.Band usually cemented to the tooth structure byglass ionomer due to : fluoride releasing capacity which will provideanti-cariogenic effect.Can easily set in wet condition.Mahmoud Saleh Mahmoud Fayed
  42. 42. • Disadvantages: Low Bonding capacity.Water soluble3.The orthodontic band composed of hook whichis directed Disto-gingivalDisto-gingival to allow the properapplication and removal of Orthodontic wires.Mahmoud Saleh Mahmoud Fayed
  43. 43. Mahmoud Saleh Mahmoud Fayed
  44. 44. Name:Name: Orthodontic Tube• Classification:Classification: Fixed treatment appliance.• Cementation:Cementation: flowable resin composite due: High Bonding capacity.Water Insoluble .• Disadvantages:NoNo fluoride releasing capacity So provide NoNoanti-cariogenic effect.Can’tCan’t be easily bonded in wet condition.Mahmoud Saleh Mahmoud Fayed
  45. 45. • The orthodontic Tube composed of hookwhich is directed Disto-gingivalDisto-gingival to allow theproper application and removal ofOrthodontic wires.Mahmoud Saleh Mahmoud Fayed
  46. 46. MeshworkMeshworkColor CodeMahmoud Saleh Mahmoud Fayed
  47. 47. Name:Name: Orthodontic Bracket• Classification:Classification: Fixed treatment appliance.• Cementation:Cementation: flowable resin composite due: High Bonding capacity.Water Insoluble .• Disadvantages:NoNo fluoride releasing capacity So provide NoNoanti-cariogenic effect.Can’tCan’t be easily bonded in wet condition.Mahmoud Saleh Mahmoud Fayed
  48. 48. • Component:Component:1.1. Color Code:Color Code: use to identify which bracket use withspecific type of teeth & the direction of bracketapplication.2.2. Meshwork :Meshwork : to Increase the surface area ofattachment to the tooth structure and to providemechanical interlocking between the compositeattached to the tooth surface and the bracket.3. Hook: use to identify the direction of bracketapplication & to allow the proper application andremoval of Orthodontic wires.Mahmoud Saleh Mahmoud Fayed
  49. 49. Mahmoud Saleh Mahmoud Fayed
  50. 50. Name:Name: Metallic Orthodontic Bracket• Classification:Classification: Fixed treatment appliance.• Advantages: High strength.Low Cost.High durability.• Disadvantages:Poor esthatics.Mahmoud Saleh Mahmoud Fayed
  51. 51. Mahmoud Saleh Mahmoud Fayed
  52. 52. Name:Name: Esthetic OrthodonticBracket• Classification:Classification: Fixed treatment appliance.• According of the material of construction:According of the material of construction:1.Plastic.2.Ceramic..Plastic:• Advantages:More esthetic than metal Brackets.Low cost relative to ceramic brackets.Disadvantages: Early Discoloration.Mahmoud Saleh Mahmoud Fayed
  53. 53. Ceramic:• Advantages:1.More esthetic than metal and plastic Brackets.2.High resistance to Discoloration.• Disadvantages:High cost.Brittle and easy to fracture.Causing wearing in the opposing teeth.Difficult to remove without fracture of thebracket itself.Mahmoud Saleh Mahmoud Fayed
  54. 54. Mahmoud Saleh Mahmoud Fayed
  55. 55. Mahmoud Saleh Mahmoud Fayed
  56. 56. Name: O-Tie• Classification:Classification: Fixed treatment appliance.• Function:Function: it is use to provide attachment ofthe orthodontic wire to the brackets.Mahmoud Saleh Mahmoud Fayed
  57. 57. Mahmoud Saleh Mahmoud FayedTrans-palatal ArchOrthodonticBand
  58. 58. Name :Name : Trans-Palatal Arch (TPA)• Classification:Classification: Upper Passive (active if with a loop)Fixed treatment appliance.• Function:Function: Anchorage.• Component:Component:1.Orthodontic bands “retentiveretentive “ : glass ionomerdue to : fluoride releasing capacity which will provideanti-cariogenic effect.Can easily set in wet condition.2.2.TPA “TPA “ activeactive “:“: it is the component responsiblefor Anchorage.Mahmoud Saleh Mahmoud Fayed
  59. 59. Mahmoud Saleh Mahmoud FayedTrans-palatal ArchOrthodontic BandAcrylic Button or Plate
  60. 60. Name: Nance Holding Arch• Classification:Classification: Upper Passive Fixed treatmentappliance.• Function:Function: Anchorage.• Component:Component:1. Orthodontic bands : Retentive.Retentive.2. Acrylic Button or Plate3. Trans-palatal ArchComplication Of Acrylic Button :Complication Of Acrylic Button :Food Accumulation.Inflammation.Ulceration. Mahmoud Saleh Mahmoud Fayed
  61. 61. Mahmoud Saleh Mahmoud FayedMini Screw
  62. 62. Name:Name: Mini Screw.• Classification:Classification: Passive Fixed treatment appliance.• Function:Function: Anchorage.• Site Of Action :Site Of Action : it may be used for both Upperand lower anchorage.• Application:Application: the surface of the attached Gingivais Anesthetized , then the Appliance Screwedinto the periostium.Mahmoud Saleh Mahmoud Fayed
  63. 63. Mahmoud Saleh Mahmoud FayedOrthodontic BandLingual Arch
  64. 64. Mahmoud Saleh Mahmoud FayedLingual ArchOrthodontic BandLoop
  65. 65. Name:Name: Lingual Arch• Classification:Classification: Passive (active if with a loop) Fixedtreatment appliance.• Function:Function: Anchorage.• Component:Component:1.Orthodontic bands : Retentive.Retentive.2.Lingual Arch.• Site Of Action :Site Of Action : it may be use for loweranchorageMahmoud Saleh Mahmoud Fayed
  66. 66. Mahmoud Saleh Mahmoud FayedOrthodontic BandLoop
  67. 67. Name:Name: Space Maintainer• Classification:Classification: Passive Fixed Retentionappliance.• Function:Function: MaintainMaintain the space between theteeth and prevent the crowding to allow theEruption of the permanent tooth.• Component:Component:1.Orthodontic Band.2.Loop.Mahmoud Saleh Mahmoud Fayed
  68. 68. Mahmoud Saleh Mahmoud FayedOrthodontic BandLoopSpring
  69. 69. Name:Name: Space Regainer.• Classification:Classification: Active Fixed Treatmentappliance.• Function:Function: RegainRegain the space between thedrifted teeth to allow the Eruption of thepermanent successor of the early lostdeciduous tooth.• Component:Component:1.Orthodontic Band.2.Loop.3.Spring. Mahmoud Saleh Mahmoud Fayed
  70. 70. Mahmoud Saleh Mahmoud Fayed
  71. 71. Mahmoud Saleh Mahmoud Fayed
  72. 72. Name: Orthodontic Wire• Classification: according to the metal :Classification: according to the metal : NiTi Wire :NiTi Wire :1.1. HasHas a property called “shape Memory”2. when it binds it tend to regainregain its Normal formagain.3.It is usually used in the beginningbeginning of theTreatment to Move the teeth in predetermineddirection.So it is considered as Active Fixed TreatmentAppliance .Mahmoud Saleh Mahmoud Fayed
  73. 73.  Stain less Steel Wire :Stain less Steel Wire :1.1. Doesn’tDoesn’t have the property of “shape Memory”.2.when it binds it doesn’tdoesn’t tend to regain its Normalform again.3.It is usually used at the endend of the Treatment toKeep the teeth in predetermined Position . So it is considered as Passive Fixed RetainerApplianceHeat Treated NiTi : it is the same as Stain lessStain lessSteel Wire.Steel Wire.Mahmoud Saleh Mahmoud Fayed
  74. 74. Mahmoud Saleh Mahmoud Fayed
  75. 75. Name : Lingual Brackets• Classification:Classification: Fixed treatment appliance.• Advantage:Advantage: Esthetically acceptable.• Disadvantage:Disadvantage:Highly Expensive .Need High experience.Uncomfortable for the patient.• Shape :Shape : Mushroom shaped.Mahmoud Saleh Mahmoud Fayed
  76. 76. • N.B :N.B : the wire should be bended at thepremolars area to by Pass the Palatal cusp.• Type of the wire:Type of the wire: St.st wire or Heat treated NiTiMahmoud Saleh Mahmoud Fayed
  77. 77. Mahmoud Saleh Mahmoud FayedName: Modified Lingual Arch withbilateral expansion Screw
  78. 78. Mahmoud Saleh Mahmoud FayedMetallic SpearsOrthodontic Band
  79. 79. Name: Spear Tongue Guard• Classification:Classification: Passive Fixed Treatmentappliance.• Function:Function: it use to prevent the thumb suckingand tongue thrusting in UncooperativeUncooperative YoungYoungPatient.• Component:Component:1.Metallic Spears “ Passive” :use to prevent thethumb sucking .2.Orthodontic Band : Retentive componentMahmoud Saleh Mahmoud Fayed
  80. 80. Mahmoud Saleh Mahmoud Fayed
  81. 81. Name:Name: Herbest• Classification:Classification: Functional Fixed Treatmentappliance.• Function :Function : It use for treatment of Skeletal Class IIdue to mandibular deficiency ( SNB ).• Mode Of Action:Mode Of Action: This appliance is used to movethe lower jaw forward. It can be fixed orremovable. When it is fixed, it is cemented toteeth in one or both arches using stainless steelcrowns. An expansion screw may be usedsimultaneously to widen the upper jaw.
  82. 82. Mahmoud Saleh Mahmoud Fayed
  83. 83. Name : Twin Block• Classification:Classification: Functional Fixed Treatmentappliance.• Function :Function : It is used for treatment of SkeletalClass II due to mandibular deficiency ( SNB ).• Mode Of Action:Mode Of Action: It is made up of two components :an upper and a lower plate, which work together toposture the lower jaw forward. This frees up the“locked-in” lower jaw and encourages it to grow to itsfullest potential. The upper plate may also have anexpansion screw to widen the upper arch to avoiddeveloping a posterior crossbite when the lower jaw isadvanced. Mahmoud Saleh Mahmoud Fayed
  84. 84. Advantages of Twin blocks Over theMono blockTwin block allow the patient to talk and movethe mandible more freely than Mono block, andthat’s why it is considered more comfortable.Mahmoud Saleh Mahmoud Fayed
  85. 85. Mahmoud Saleh Mahmoud FayedInter arch Elastic to Treat Dental Class II
  86. 86. Name:Name: Inter arch Elastic• Classification: active Removable treatment.• Function : to Treat Dental Class II relationship.Mahmoud Saleh Mahmoud Fayed
  87. 87. Mahmoud Saleh Mahmoud FayedElastic Treat Skeletal Class III
  88. 88. Name:Name: Inter arch Elastic• Classification: active Removable treatment.• Function : to Treat Dental Class III relationship.Mahmoud Saleh Mahmoud Fayed
  89. 89. Mahmoud Saleh Mahmoud Fayed
  90. 90. Name: Lip Bumper• ClassificationClassification: Fixed-Removable Active treatmentAppliance.• Function: Space Regainer.• Mode Of Action: wire appliance used to move the lowermolars back and the lower front teeth forward, creatingroom for crowded front teeth. The lip bumper is an internal wirebow that attaches to the buccal tubes on the cheek side of thelower molar bands inside the mouth. The front portion of thebow has an acrylic pad or bumper that rests against the inside ofthe lower lip. The lower lip muscles apply pressure to thebumper creating a force that moves the molars back.
  91. 91. RetentionRemovableEssix RetainerMahmoud Saleh Mahmoud Fayed
  92. 92. Hawley retainerMahmoud Saleh Mahmoud Fayed
  93. 93. Fixed 3 To 3 RetainerMahmoud Saleh Mahmoud FayedIndicated for the generalized spacing and it is adapted to thelingual surface of the teeth and bonded by resin composite .
  94. 94. Mahmoud Saleh Mahmoud FayedFixed 1 To 1 RetainerIndicated for Corrected midline Diastma . And it is adapted tothe lingual surface of the teeth and bonded by resincomposite .
  95. 95. Mahmoud Saleh Mahmoud FayedFixed 33R
  96. 96. Important NotesImportant Notes• Treatment orthodontic appliances may beconsidered as Orthodontic appliance (treatmalocclusion related to teeth) Or Orthopedic(treat malocclusion related to bone)• Skeletal Class II caused by : maxillary excess ormandibular deficiency or a combination.• Skeletal Class III caused by : maxillarydeficiency or mandibular excess or acombination.Mahmoud Saleh Mahmoud Fayed
  97. 97. • Orthodontic appliances are not to be used withOld patient who passed the growth spurt( commonly older than 13-14 Y) >>>> they ‘drather be treated by orthognathic surgeries.• The disto-gingival structures:i. Hook of the Tube.ii.Hook of the bracket.iii.Hook of the band.iv.Color code.• Appliances Provide Anchorage:i. Head gear. ( Upper )ii.TPA. ( Upper )Mahmoud Saleh Mahmoud Fayed
  98. 98. iii. Nance holding Arch. (upper )iv. Mini Screw. ( Upper & lower )v. Lingual Arch ( lower )vi. Lip bumper. ( lower )• There are two Appliances that can be related toradiographs :i. Space Regainer.ii. Elastic Separators.Mahmoud Saleh Mahmoud Fayed
  99. 99. Cases• A 13 Years Old child , suffering fromdecreased SNA Angle , which one of theappliances is suitable for him? And why?• A 20 years old man, suffering from increasedSNB Angle , which one of the appliances issuitable for him? And why?• A 9 years old Female with adenoid face &Class II division 1 malocclusion , which one ofthe appliances is suitable for her ? And why?Mahmoud Saleh Mahmoud Fayed
  100. 100. • A 15 Years Old child suffering from increasedSNA Angle , which one of the appliances issuitable for him? And why?• Radiographic Image show sever mesial tiltingof lower 1stmolar blocking the eruption oflower 2ndpremolar , which one of theappliances is suitable for this patient ?• Radiographic Image show a radio-opaquemass within the gingival pocket of patientunder orthodontic treatment , what is themost liable appliance present in the Pocket ?Mahmoud Saleh Mahmoud Fayed

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